Major General Hugh Joseph Gaffey (November 18, 1895 – June 16, 1946) was a senior United States Army officer. He was a career officer who served in both World War I and World War II. Early life and military career Born in Hartford, Connecticut, Gaffey graduated from Worcester Academy in 1916 and later attended Officers Training School at Fort Niagara, New York, and was commissioned as a second lieutenant in the Field Artillery Branch of the United States Army Reserve on August 15, 1917, four months after the American entry into World War I. Assigned to the 312th Field Artillery Regiment, part of the 79th Division, at Fort Meade, Maryland, in August 1918 he was sent to the Western Front to serve with the American Expeditionary Force (AEF). He later served in Germany with the 12th Field Artillery Regiment, part of the 2nd Division, before returning to the United States in August 1919, nine months after the war came to an end with the signing of the Armistice with Germany. Between the wars During the next two decades in the interwar period, he transferred to the Regular Army and was soon promoted to first lieutenant. He joined the 15th Field Artillery Regiment in 1922 and entered the U.S. Army Field Artillery School at Fort Sill, Oklahoma. Graduating from there in 1926, he became a Professor of Military Science and Tactics at Cornell University, New York. In 1935 he attended the U.S. Army Command and General Staff School at Fort Leavenworth, Kansas. He graduated the following year and was assigned to the 68th Field Artillery Regiment (Mechanized). World War II By July 1940, during World War II (although the United States was still neutral at this point), he was a G-3 staff officer with I Armored Corps. He served with the corps until July 1942, seven months after the American entry into the war, which occurred due to the Japanese attack on Pearl Harbor on December 7, 1941. He was appointed to the one-star general officer rank of brigadier general on August 5, 1942, and was sent to England in November. Soon afterwards he was sent to Morocco in North Africa to command Combat Command 'B' (CCB) of the 2nd Armored Division. He later served as chief of staff of the II Corps, then fighting in Tunisia, under the command of Lieutenant General George S. Patton Jr., later replaced by Major